How many cases of hepatitis B are there in the US?

How many cases of hepatitis B are there in the US?

The actual number may be as high as 4.7 million or as low as 2.5 million. 850,000 people in the U.S. are estimated to be living with hepatitis B. The actual number may be as high as 2.2 million or as low as 730,000. More than half of persons living with hepatitis do not know that they have the virus.

How common is hepatitis B in the United States?

Hepatitis B Infection Approximately 1.2 million people in the United States and 350 million people worldwide have Hepatitis B. Most are unaware of their infection.

How many people get Hep B per year?

Hepatitis B Around the World 30 million people become newly infected each year. Almost 300 million people are chronically infected.

How many new cases of hepatitis A each year?

Substantial increases in incident cases of hepatitis A occurred in 2017 and 2018 (3,366 and 12,474 reported cases, respectively) due to ongoing outbreaks reported to CDC among people who use drugs and people experiencing homelessness as well as outbreaks among men who have sex with men.

Which age group is most affected by hepatitis B?

Who Is Most Affected? In the United States, rates of new HBV infections are highest among adults aged 40-49 years, reflecting low hepatitis B vaccination coverage among adults at risk. The most common risk factor among people with new HBV infections is injecting drugs, related to the opioid crisis.

Is hepatitis B more common in males or females?

Male sex is a risk factor for HBV and HCV prevalence and for HCC development subsequent to HBV and/or HCV infection. HBV-associated HCC develops more frequently in men than in women, with a female/male ratio ranging from 1:4 to 1:7 (33).

Who is more prone to hepatitis B?

What percentage of the population has hepatitis?

Nearly 2.4 million Americans – 1 percent of the adult population – were living with hepatitis C from 2013 through 2016, according to new CDC estimates. Data highlight urgent need to diagnose and cure more Americans and address rising infections due to opioid crisis.